Marine Crete

Lay the foundations for a greener future at your company with our durable, low-carbon Marine Crete. From turbine foundations to marine anchoring, our market-leading solution is designed with circularity in mind – providing a cleaner answer to future structural subsea questions.

Sustainable construction: build a positive marine legacy

This low-carbon alternative to traditional Portland cement is versatile, strong and is well suited to applications both above and below the water.

It’s made with our alkali-activated mix, advanced casting techniques and with the ability to manufacture on-site, Marine Crete offers an incredibly low carbon footprint, and we’ll work with you to deploy it as efficiently as possible.

Marine Crete will help you to build resilient foundations above and beneath the waves, that once decommissioned, can be left indefinitely to become part of the marine ecosystem - helping you to negate costly and environmentally damaging decommissioning work.

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Why choose Marine Crete?

Surpass your projects environmental targets

Make the sustainable construction choice for your company – helping you to surpass environmental targets and leave a positive marine legacy

Low CO2 emissions

91% reduction in CO₂ emissions – thanks to our alkali activation, advanced casting techniques and on-site manufacturing

Lower decommissioning costs

Reduced decommissioning costs/liabilities – mandatory recovery unlikely due to nature inclusive design (NID) and toxic free materials

Turn-key solution

ARC provide services from construction to deployment – allowing us to provide you with the most cost-effective service all the way

Know where construction materials come from

Track exactly where construction materials have come from – audit trail of what is in the cube and its compliance to leachate testing standards available

Recycled & plastic-free materials

98% recycled materials & plastic-free – meaning there are no harmful marine plastics introduced into the environment

Alkali-activated material (AAM) binder used

Our alkali-activated material (AAM) binder produces Marine Crete of comparable and superior strength to ordinary Portland cement (OPC) but without the carbon footprint

Tailored mixes available

Tailored Marine Crete mixes available to suit the structural application and conditions

Versatile material

Highly versatile – our Marine Crete can be adapted and moulded into multiple different shapes and forms, meaning you can find the perfect solution for your construction

Cost effective service

ARC provide services from engineering, through procurement and fabrication to deployment – allowing us to provide you with the most cost-effective service all the way

Find out more | Marine Crete product sheet

Looking for more information on Marine Crete? You can learn about their specification, details and more when you download our product sheet.

Fill out the form to download it now and find out how you can incorporate nature inclusive solutions to enhance marine ecosystems into your next project.

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Frequently Asked Questions

FAQs

Question?

Does ARC Marine provide monitoring to track the ecosystem benefits to my project?

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Question?

How does the process of buying Marine Crete work?

Answer

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Testimonials

“Kier have been very satisfied and pleased with ARC Marine throughout the preconstruction and construction stages of the Newlyn Tidal R&D project. ARC Marine have fabricated and delivered exceptional Intertidal reef cube® ECO armour units for the project where all parties, including Kier, the Environment Agency and Atkins, have been very impressed with the quality of finish of the units. Overall a very exceptional service from ARC Marine and would highly recommend.”

Jack Walker, Site Agent / Chartered Engineer, Kier Infrastructure – Regional Civil Engineering

“reef cubes® is a unique product that could reach a massive global market. Marine-i has been proud to help ARC Marine develop and test their amazing new approach to marine conservation and in particular, its application to marine renewable energy. Their pioneering products have the potential to improve the health of our oceans for generations to come.”

Alex Whatley, University of Plymouth

"ARC Marine are providing 25% of the reef blocks for the Newlyn project. Their blocks offer multi-functional benefits, such as biodiversity enhancing design and low-carbon fabrication. The development of viable alternatives to carbon intensive and non-sustainable solutions such as reinforced concrete, or quarried rock, is hugely important in order to meet the EA’s organisational targets to achieve net zero by 2030. More broadly, decarbonisation of the coastal and subsea infrastructure industry will also provide an important contribution to wider UK pledges on climate change."

Justin Ridgewell, Coastal Advisor for Cornwall and the Isles of Scilly, Environment Agency

“The idea of a carbon-neutral reef cube® that can be used to help rehabilitate reef ecosystems is exciting – we really need to do everything we can to give coral reefs a break”

Dr Sylvia Earle, National Geographic Explorer upon congratulating ARC Marine as an Ocean Impact Finalist, 2020.

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